What is the power-torque-speed formula?

P(kW) = T(Nm) × n(RPM) / 9550. Rearranged: T = 9550×P/n, n = 9550×P/T.

1 HP = 0.7457 kW, and 1 kW ≈ 1.341 HP.

Power · Torque · Speed Converter

Core formula: P(kW) = T(Nm) × n(RPM) / 9550

Torque T (Nm)

Speed n (RPM)

P = - kW = - HP

Power P (kW)

Speed n (RPM)

T = - Nm

Power P (kW)

Torque T (Nm)

n = - RPM

Value

Unit

kW=- | HP=- | W=-